Has it ever struck your mind how doctors keep so fit in every season even after coming in contact with infected patients? Well, we reveal the secret here for you so that you can stay away from diseases this winter season.

Infection with influenza virus can be prevented by the use of combination of actions that include getting flu shot annually, avoiding contact with people who have flu, washing hands often with soap and water (or using alcohol-based sanitizer to clean hands) and taking antiviral mediations (if needed).